EP 0391620 B1 19930310 - METHOD FOR REDUCING FOULING IN ETHYLENE CRACKING FURNACES
Title (en)
METHOD FOR REDUCING FOULING IN ETHYLENE CRACKING FURNACES
Publication
Application
Priority
US 33264989 A 19890403
Abstract (en)
[origin: EP0391620A1] Triphenylphosphine oxide in a petroleum feed stock prevents fouling in ethylene furnaces. Preferable amounts are 25-100 ppm. Surfaces of the furnace plant may be pretreated with the compound.
IPC 1-7
IPC 8 full level
C10G 11/00 (2006.01); B01J 19/00 (2006.01); C07C 4/02 (2006.01); C07C 4/04 (2006.01); C07C 7/20 (2006.01); C07C 11/04 (2006.01); C10G 9/16 (2006.01)
CPC (source: EP US)
C07C 4/04 (2013.01 - EP US); C07C 7/20 (2013.01 - EP US); C10G 9/16 (2013.01 - EP US)
Designated contracting state (EPC)
AT BE CH DE DK ES FR GB GR IT LI LU NL SE
DOCDB simple family (publication)
EP 0391620 A1 19901010; EP 0391620 B1 19930310; AT E86650 T1 19930315; CA 2004252 A1 19901003; DE 69001034 D1 19930415; DE 69001034 T2 19930729; ES 2040047 T3 19931001; JP H02286628 A 19901126; US 4900426 A 19900213
DOCDB simple family (application)
EP 90303424 A 19900330; AT 90303424 T 19900330; CA 2004252 A 19891130; DE 69001034 T 19900330; ES 90303424 T 19900330; JP 7581690 A 19900327; US 33264989 A 19890403